Description Are you looking for a professional, yet affordable rechargeable wired speaker? Are you in search of a sturdy, trustworthy tool that can do multiple jobs at once? If yes, look no further! Our rechargeable wired speaker must meet your needs. It is one of the best choices for you. Features -Material:plastic- Size: 4.50X4.50X3.00cm/1.77X1.77X1.18in Channels: 2Connection Mode: 3.5 mm AUXBattery: 3.7V 350mAhPower Output: 3WPower Input: DC 5V 500mAFrequency Response:50-18000HZ Rated Impedance:4 SNR:80dB - It is manufactured with professional technology to ensure the high-quality of the product and can work for a long time.- Built-in battery, will not consume battery of your phone.- 3.5mm gold-plated plug, compatible with mainstream equipment on the market.- The high-strength shell and mesh net can protect the speaker well.- An external layer of protection net, electroplating the middle frame to add beauty to the speaker. Packing list: 1 x speaker